JavaScript.qml Example File

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  import QtQuick 2.4
  import QtWebEngine 1.4

  JavaScriptForm {
      property QtObject request
      signal closeForm()

      cancelButton.onClicked: {
          request.dialogReject();
          closeForm();
      }

      okButton.onClicked: {
          request.dialogAccept(prompt.text);
          closeForm();
      }

      Component.onCompleted: {
          switch (request.type) {
          case JavaScriptDialogRequest.DialogTypeAlert:
              cancelButton.visible = false;
              title = qsTr("Alert");
              message = request.message;
              prompt.text = "";
              prompt.visible = false;
              break;
          case JavaScriptDialogRequest.DialogTypeConfirm:
              title = qsTr("Confirm");
              message = request.message;
              prompt.text = "";
              prompt.visible = false;
              break;
          case JavaScriptDialogRequest.DialogTypePrompt:
              title = qsTr("Prompt");
              message = request.message;
              prompt.text = request.defaultText;
              prompt.visible = true;
              break;
          }
      }
  }